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Labby

Develop skills in Linux, DevOps, Cybersecurity, Programming, Data Science, and more through interactive labs and real-world projects.

Location Hong Kong Joined Joined on  Personal website https://labex.io/ twitter website
SQLite Mastery: Linux Setup, Efficient INNER/LEFT JOINs, and ON CONFLICT Error Handling
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SQLite Mastery: Linux Setup, Efficient INNER/LEFT JOINs, and ON CONFLICT Error Handling

#sqlite #sql #database #tutorial
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2 min read

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5 MongoDB Labs: Filter, Sort, Export, and Delete Data Collections (Your First MongoDB Tutorial)
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5 MongoDB Labs: Filter, Sort, Export, and Delete Data Collections (Your First MongoDB Tutorial)

#mongodb #nosql #tutorial #filtering
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2 min read
Python Path Experiments: Run Scripts from CLI, Configure Networks, and Uncover Object Secrets with __dict__
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Python Path Experiments: Run Scripts from CLI, Configure Networks, and Uncover Object Secrets with __dict__

#python #cli #networking #tutorial
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2 min read
Learn Nmap Network Port Scanning: Hands-On SYN Scans and Target Specification for Security Auditing
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Learn Nmap Network Port Scanning: Hands-On SYN Scans and Target Specification for Security Auditing

#nmap #scanning #security #tutorial
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2 min read
Golang Fundamentals: Master Multidimensional Arrays, Strings, and Constants with 4 Hands-On Labs
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Golang Fundamentals: Master Multidimensional Arrays, Strings, and Constants with 4 Hands-On Labs

#go #arrays #beginners #tutorial
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2 min read
4 JavaScript Projects: Build a React Heatmap, DOM Game, Prize Draw, and Voting App
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4 JavaScript Projects: Build a React Heatmap, DOM Game, Prize Draw, and Voting App

#javascript #react #projects #tutorial
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3 min read
Jenkins Pipeline Tutorial: Git Integration, User Management & Declarative CI/CD in 5 Steps
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Jenkins Pipeline Tutorial: Git Integration, User Management & Declarative CI/CD in 5 Steps

#jenkins #pipeline #devops #tutorial
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3 min read
Git Mastery Labs: Advanced Staging, History Rewriting, and Commit Manipulation Techniques
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Git Mastery Labs: Advanced Staging, History Rewriting, and Commit Manipulation Techniques

#git #versioncontrol #tutorial #devops
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2 min read
Scikit-learn Hands-On: 5 Projects from Iris k-NN to Credit Risk Prediction
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Scikit-learn Hands-On: 5 Projects from Iris k-NN to Credit Risk Prediction

#scikitlearn #machinelearning #tutorial #creditrisk
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3 min read
3 Hands-On Kali Linux Labs: Exploring Security Tools, Building Directory Structure, and Verifying System Version
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3 Hands-On Kali Linux Labs: Exploring Security Tools, Building Directory Structure, and Verifying System Version

#kalilinux #ethicalhacking #cybersecurity #penetrationtesting
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2 min read
Docker Swarm & Registry: Hands-On Guide to Packaging, Connecting & Orchestrating Apps
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Docker Swarm & Registry: Hands-On Guide to Packaging, Connecting & Orchestrating Apps

#docker #containerization #devops #swarm
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3 min read
Ansible Core Modules: Hands-on Labs for get_url, cron, command, local_action
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Ansible Core Modules: Hands-on Labs for get_url, cron, command, local_action

#ansible #automation #devops #tutorial
1
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2 min read
NumPy Math Games: Master Array Indexing & Operations in Python
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NumPy Math Games: Master Array Indexing & Operations in Python

#numpy #python #arrays #tutorial
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2 min read
MySQL Path: 4 Hands-On Challenges for Data Entry, User Management, Multi-Table Queries & Sales Analysis
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MySQL Path: 4 Hands-On Challenges for Data Entry, User Management, Multi-Table Queries & Sales Analysis

#mysql #database #sql #tutorial
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2 min read
C++ Labs: Build Calculator, Manipulate Strings, & Master Class Inheritance
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C++ Labs: Build Calculator, Manipulate Strings, & Master Class Inheritance

#cpp #programming #oop #tutorial
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2 min read
PostgreSQL Advanced Queries & Data Types: A Practical Guide to Robust Data Management
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PostgreSQL Advanced Queries & Data Types: A Practical Guide to Robust Data Management

#postgres #database #sql #tutorial
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3 min read
HTML Text Formatting & Lists: Mastering Italic, Emphasized Text & Description Lists
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HTML Text Formatting & Lists: Mastering Italic, Emphasized Text & Description Lists

#html #formatting #webdev #tutorial
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2 min read
NumPy Arrays & Bitwise Ops: Create, Manipulate, and Explore with Python
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NumPy Arrays & Bitwise Ops: Create, Manipulate, and Explore with Python

#numpy #python #arrays #bitwise
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2 min read
RHEL 9 Hands-On: Logs, Permissions, Containers & Process Scheduling
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RHEL 9 Hands-On: Logs, Permissions, Containers & Process Scheduling

#rhel #linux #rhcsa #containers
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2 min read
Kubernetes Hands-On: Annotate, Persistent Volumes, ConfigMaps, & RBAC Explained
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Kubernetes Hands-On: Annotate, Persistent Volumes, ConfigMaps, & RBAC Explained

#kubernetes #devops #tutorial #cloudnative
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2 min read
Matplotlib Timeline & Hillshading: Advanced Plotting Techniques for Data Storytelling
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Matplotlib Timeline & Hillshading: Advanced Plotting Techniques for Data Storytelling

#matplotlib #python #visualization #datascience
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2 min read
Nmap SYN Scans & Service Discovery: A Practical Guide for Cybersecurity Beginners
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Nmap SYN Scans & Service Discovery: A Practical Guide for Cybersecurity Beginners

#nmap #cybersecurity #scanning #beginners
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3 min read
Redis Mastery: Boost Performance with Lua Scripting & Fortify Security
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Redis Mastery: Boost Performance with Lua Scripting & Fortify Security

#redis #database #scripting #security
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2 min read
Cybersecurity Shell Scripting: Build Weather & Calculator Tools with Bash Loops & File Ops
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Cybersecurity Shell Scripting: Build Weather & Calculator Tools with Bash Loops & File Ops

#cybersecurity #bash #scripting #tutorial
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3 min read
Redis Hands-On: Master Hashes, Persistence, Lua, & HyperLogLog with 5 Practical Labs
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Redis Hands-On: Master Hashes, Persistence, Lua, & HyperLogLog with 5 Practical Labs

#redis #tutorial #database #caching
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3 min read
MongoDB Hands-On: Delete Data, Create Indexes & Master Queries
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MongoDB Hands-On: Delete Data, Create Indexes & Master Queries

#mongodb #database #nosql #tutorial
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2 min read
Java Data Transformation: Enum to String, List to Array, Stream to Array & More
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Java Data Transformation: Enum to String, List to Array, Stream to Array & More

#java #conversion #tutorial #beginners
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3 min read
C Programming Labs: Dynamic Memory, Pointers & Global Variables for Data Analysis
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C Programming Labs: Dynamic Memory, Pointers & Global Variables for Data Analysis

#c #memory #pointers #tutorial
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3 min read
MongoDB Data Operations: Filter, Insert, and Delete Collections
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MongoDB Data Operations: Filter, Insert, and Delete Collections

#mongodb #nosql #database #tutorial
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2 min read
RHEL Lab: Conditional Scripting, User Management & LVM Storage
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RHEL Lab: Conditional Scripting, User Management & LVM Storage

#rhel #linux #scripting #lvm
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2 min read
Ansible Core Modules & Inventory: Script, Command, and Groups for IT Automation
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Ansible Core Modules & Inventory: Script, Command, and Groups for IT Automation

#ansible #automation #itautomation #configuration
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2 min read
C++ Path Labs: Operators, Flow Control & Matrix Operations Tutorial
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C++ Path Labs: Operators, Flow Control & Matrix Operations Tutorial

#c #programming #tutorial #labs
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Redis Essentials: Hands-On Key-Value & Data Management Tutorial
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Redis Essentials: Hands-On Key-Value & Data Management Tutorial

#redis #tutorial #keyvalue #beginners
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2 min read
Hydra Tutorial: Hands-On Labs for Telnet & HTTP Credential Attacks
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Hydra Tutorial: Hands-On Labs for Telnet & HTTP Credential Attacks

#hydra #penetration #cybersecurity #tutorial
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2 min read
Git Essentials: Create Repo, Delete Branches & Master Fixup Commits
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Git Essentials: Create Repo, Delete Branches & Master Fixup Commits

#git #versioncontrol #developertools #tutorial
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2 min read
NumPy Path Experiments: Array Access, File I/O, and Advanced Numerical Computing
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NumPy Path Experiments: Array Access, File I/O, and Advanced Numerical Computing

#numpy #python #datascience #tutorial
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3 min read
MySQL Views & Window Functions: Advanced Data Analysis Techniques
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MySQL Views & Window Functions: Advanced Data Analysis Techniques

#mysql #views #windowfunctions #dataanalysis
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2 min read
Redis Fundamentals: Hands-On Labs for Basic Data Management & Key-Value Operations
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Redis Fundamentals: Hands-On Labs for Basic Data Management & Key-Value Operations

#redis #tutorial #beginners #data
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2 min read
Shell Path Experiments: Hands-On Tutorials for Linux Command History, User Search & Filesystem Monitoring
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Shell Path Experiments: Hands-On Tutorials for Linux Command History, User Search & Filesystem Monitoring

#shell #linux #scripting #automation
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2 min read
Kali Linux Path Tutorial: Build Tool Directory, Manage Users & Files
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Kali Linux Path Tutorial: Build Tool Directory, Manage Users & Files

#kalilinux #cybersecurity #ethicalhacking #linux
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2 min read
MySQL Lab: Building a University Information Query System with Database Views
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MySQL Lab: Building a University Information Query System with Database Views

#mysql #database #sql #views
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2 min read
React Custom Hooks Explained: useOnWindowScroll, usePrevious, useMergeState, useOnWindowResize
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React Custom Hooks Explained: useOnWindowScroll, usePrevious, useMergeState, useOnWindowResize

#react #hooks #frontend #tutorial
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2 min read
Cybersecurity Linux: How to List Shell Options, Fix Home Directory Errors, and Inspect Zip Archives
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Cybersecurity Linux: How to List Shell Options, Fix Home Directory Errors, and Inspect Zip Archives

#cybersecurity #linux #commands #beginners
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2 min read
CSS Border-Radius, Video Embedding & BOM: Hands-on Labs for Responsive Web Design
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CSS Border-Radius, Video Embedding & BOM: Hands-on Labs for Responsive Web Design

#css #webdev #frontend #tutorial
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2 min read
Data Science Path: Automatic Subclass Registration & Python Encryption Algorithms with LabEx
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Data Science Path: Automatic Subclass Registration & Python Encryption Algorithms with LabEx

#datascience #python #encryption #tutorial
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3 min read
Kali Linux Lab: Create Users, Recon with Nmap, Scan with Nikto
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Kali Linux Lab: Create Users, Recon with Nmap, Scan with Nikto

#kalilinux #nmap #nikto #cybersecurity
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2 min read
Wireshark Lab Tutorial: Identify Suspicious Network Activities & Scan Services with Nmap
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Wireshark Lab Tutorial: Identify Suspicious Network Activities & Scan Services with Nmap

#wireshark #nmap #cybersecurity #network
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2 min read
DevOps Data Visualization: Matplotlib Animated Plots & Dual-Axis Insights Tutorial
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DevOps Data Visualization: Matplotlib Animated Plots & Dual-Axis Insights Tutorial

#devops #matplotlib #visualization #python
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3 min read
Git Branch Management Labs: Delete, Detached, Current Name & Copy Files
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Git Branch Management Labs: Delete, Detached, Current Name & Copy Files

#git #branching #tutorial #labs
1
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2 min read
Nmap Lab Series: Build Metasploit Scanners, Gather Info, & Exploit Vulnerabilities
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Nmap Lab Series: Build Metasploit Scanners, Gather Info, & Exploit Vulnerabilities

#nmap #metasploit #cybersecurity #vulnerability
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2 min read
Master Real-World Cybersecurity: Bash Process Arguments, Linux Scheduling & Nikto Scanning Labs
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Master Real-World Cybersecurity: Bash Process Arguments, Linux Scheduling & Nikto Scanning Labs

#cybersecurity #linux #bash #nikto
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2 min read
MySQL Labs: Change Defaults, Add Constraints, Encrypt Passwords & Optimize Indexes
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MySQL Labs: Change Defaults, Add Constraints, Encrypt Passwords & Optimize Indexes

#mysql #database #sql #tutorial
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2 min read
Scikit-learn Path: Bayesian Regression, Bias-Variance & Anomaly Detection Labs
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Scikit-learn Path: Bayesian Regression, Bias-Variance & Anomaly Detection Labs

#scikitlearn #machinelearning #datascience #tutorial
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3 min read
Pandas Skills: From DataFrame Accessors to Sales Data Business Insights
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Pandas Skills: From DataFrame Accessors to Sales Data Business Insights

#pandas #python #data #analysis
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1 min read
Redis Core Skills: Hands-On Lua Scripting, Persistence, and Pub/Sub Messaging
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Redis Core Skills: Hands-On Lua Scripting, Persistence, and Pub/Sub Messaging

#redis #lua #persistence #messaging
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2 min read
CompTIA Labs: Bash Hello World, Linux File Management & Rapid Threat Detection
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CompTIA Labs: Bash Hello World, Linux File Management & Rapid Threat Detection

#comptia #linux #labs #it
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2 min read
CompTIA Labs: Quick Start Hive, FIGlet Terminal Art, Icdiff Visuals & Screen Management
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CompTIA Labs: Quick Start Hive, FIGlet Terminal Art, Icdiff Visuals & Screen Management

#comptia #hive #figlet #icdiff
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2 min read
NumPy for Data Science: Advanced Indexing, Amax Function & Array Iteration Explained
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NumPy for Data Science: Advanced Indexing, Amax Function & Array Iteration Explained

#numpy #datascience #python #tutorial
1
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Machine Learning Path: String Mapping, K-Elements, & Fibonacci Labs
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Machine Learning Path: String Mapping, K-Elements, & Fibonacci Labs

#machinelearning #python #datascience #beginners
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Hydra Labs: Adjust Attack Speed, Crack Specific Accounts & HTTP Services
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Hydra Labs: Adjust Attack Speed, Crack Specific Accounts & HTTP Services

#hydra #penetration #password #cybersecurity
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3 min read
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